* Rainwater.
* Rivers.
* Groundwater that are detonated to cover the deficit in this article live and lively at the same time and given the importance of this strategic wealth pointed Arab Center for the Studies of the League of Arab States that the water in Arab world threatened Oligarchs the result of growing demand.
Surface and groundwater resources available in the Arab world is estimated at about 353 billion m3per year are currently invests 173 billion m3.
Studies indicate that if available and devoted all efforts to achieve food security will use this water rises to 305 billion m 3 / year. This is what makes the Arab world in 2000, suffering from a deficit of up to 155 3 مليارم. And in 2003 will rise to 260 Billion m3 / year.
Where do heading the challenge of this wealth in the future, and the duration of that in the shadow of famine threatening the Arabs? !.